diff --git a/svelte.config.js b/svelte.config.js
index c0559f4..83dc39f 100644
--- a/svelte.config.js
+++ b/svelte.config.js
@@ -16,11 +16,11 @@ const mdsvexOptions = {
   highlight: {
     highlighter: async (code, lang = 'text') => {
       const highlighter = await getHighlighter({
-        themes: ['vitesse-dark'],
+        themes: ['vesper'],
         langs: ['javascript', 'typescript', 'bash', 'json']
       });
       await highlighter.loadLanguage('javascript', 'typescript', 'bash');
-      const html = escapeSvelte(highlighter.codeToHtml(code, { lang, theme: 'vitesse-dark' }));
+      const html = escapeSvelte(highlighter.codeToHtml(code, { lang, theme: 'vesper' }));
       return `{@html \`${html}\` }`;
     }
   }